Tweak trim-to-end behaviour and button label.
[dcpomatic.git] / src / wx / timing_panel.cc
index 7e7dd6fbdade58d1fd75a24b2858235e4e0e9d16..9bf4cacf70a5ceddd28fbb49907f47273c2891ed 100644 (file)
 #include "lib/audio_content.h"
 #include "lib/string_text_file_content.h"
 #include "lib/video_content.h"
+#include "lib/dcp_content.h"
+#include "lib/ffmpeg_content.h"
 #include <dcp/locale_convert.h>
+#include "lib/warnings.h"
+#if defined(__WXGTK20__) && !defined(__WXGTK3__)
+#define TIMING_PANEL_ALIGNMENT_HACK 1
+DCPOMATIC_DISABLE_WARNINGS
+#include <gtk/gtk.h>
+DCPOMATIC_ENABLE_WARNINGS
+#endif
 #include <boost/foreach.hpp>
 #include <set>
 #include <iostream>
@@ -45,13 +54,18 @@ using boost::shared_ptr;
 using boost::weak_ptr;
 using boost::dynamic_pointer_cast;
 using boost::optional;
+#if BOOST_VERSION >= 106100
+using namespace boost::placeholders;
+#endif
 using dcp::locale_convert;
+using namespace dcpomatic;
 
 TimingPanel::TimingPanel (ContentPanel* p, weak_ptr<FilmViewer> viewer)
        /* horrid hack for apparent lack of context support with wxWidgets i18n code */
        /// TRANSLATORS: translate the word "Timing" here; do not include the "Timing|" prefix
        : ContentSubPanel (p, S_("Timing|Timing"))
        , _viewer (viewer)
+       , _film_content_changed_suspender (boost::bind(&TimingPanel::film_content_changed, this, _1))
 {
        wxSize size = TimecodeBase::size (this);
 
@@ -61,23 +75,23 @@ TimingPanel::TimingPanel (ContentPanel* p, weak_ptr<FilmViewer> viewer)
 
        //// TRANSLATORS: this is an abbreviation for "hours"
        _h_label = new StaticText (this, _("h"), wxDefaultPosition, size, wxALIGN_CENTRE_HORIZONTAL);
-#ifdef DCPOMATIC_LINUX
+#ifdef TIMING_PANEL_ALIGNMENT_HACK
        /* Hack to work around failure to centre text on GTK */
        gtk_label_set_line_wrap (GTK_LABEL(_h_label->GetHandle()), FALSE);
 #endif
        //// TRANSLATORS: this is an abbreviation for "minutes"
        _m_label = new StaticText (this, _("m"), wxDefaultPosition, size, wxALIGN_CENTRE_HORIZONTAL);
-#ifdef DCPOMATIC_LINUX
+#ifdef TIMING_PANEL_ALIGNMENT_HACK
        gtk_label_set_line_wrap (GTK_LABEL (_m_label->GetHandle()), FALSE);
 #endif
        //// TRANSLATORS: this is an abbreviation for "seconds"
        _s_label = new StaticText (this, _("s"), wxDefaultPosition, size, wxALIGN_CENTRE_HORIZONTAL);
-#ifdef DCPOMATIC_LINUX
+#ifdef TIMING_PANEL_ALIGNMENT_HACK
        gtk_label_set_line_wrap (GTK_LABEL(_s_label->GetHandle()), FALSE);
 #endif
        //// TRANSLATORS: this is an abbreviation for "frames"
        _f_label = new StaticText (this, _("f"), wxDefaultPosition, size, wxALIGN_CENTRE_HORIZONTAL);
-#ifdef DCPOMATIC_LINUX
+#ifdef TIMING_PANEL_ALIGNMENT_HACK
        gtk_label_set_line_wrap (GTK_LABEL(_f_label->GetHandle()), FALSE);
 #endif
 
@@ -91,7 +105,7 @@ TimingPanel::TimingPanel (ContentPanel* p, weak_ptr<FilmViewer> viewer)
        _trim_start_to_playhead = new Button (this, _("Trim up to current position"));
        _trim_end_label = create_label (this, _("Trim from end"), true);
        _trim_end = new Timecode<ContentTime> (this);
-       _trim_end_to_playhead = new Button (this, _("Trim after current position"));
+       _trim_end_to_playhead = new Button (this, _("Trim from current position to end"));
        _play_length_label = create_label (this, _("Play length"), true);
        _play_length = new Timecode<DCPTime> (this);
 
@@ -253,6 +267,10 @@ TimingPanel::update_play_length ()
 void
 TimingPanel::film_content_changed (int property)
 {
+       if (_film_content_changed_suspender.check(property)) {
+               return;
+       }
+
        int const film_video_frame_rate = _parent->film()->video_frame_rate ();
 
        /* Here we check to see if we have exactly one different value of various
@@ -402,8 +420,7 @@ TimingPanel::trim_start_changed ()
        optional<FrameRateChange> ref_frc;
        optional<DCPTime> ref_ph;
 
-       ContentTime const trim = _trim_start->get (_parent->film()->video_frame_rate ());
-
+       Suspender::Block bl = _film_content_changed_suspender.block ();
        BOOST_FOREACH (shared_ptr<Content> i, _parent->selected ()) {
                if (i->position() <= ph && ph < i->end(_parent->film())) {
                        /* The playhead is in i.  Use it as a reference to work out
@@ -415,6 +432,7 @@ TimingPanel::trim_start_changed ()
                        ref_ph = ph - i->position() + DCPTime (i->trim_start(), ref_frc.get());
                }
 
+               ContentTime const trim = _trim_start->get (i->video_frame_rate().get_value_or(_parent->film()->video_frame_rate()));
                i->set_trim_start (trim);
        }
 
@@ -435,8 +453,9 @@ TimingPanel::trim_end_changed ()
 
        fv->set_coalesce_player_changes (true);
 
-       ContentTime const trim = _trim_end->get (_parent->film()->video_frame_rate ());
+       Suspender::Block bl = _film_content_changed_suspender.block ();
        BOOST_FOREACH (shared_ptr<Content> i, _parent->selected ()) {
+               ContentTime const trim = _trim_end->get (i->video_frame_rate().get_value_or(_parent->film()->video_frame_rate()));
                i->set_trim_end (trim);
        }
 
@@ -445,13 +464,14 @@ TimingPanel::trim_end_changed ()
                fv->seek (_parent->film()->length() - DCPTime::from_frames(1, _parent->film()->video_frame_rate()), true);
        }
 
-       fv->set_coalesce_player_changes (true);
+       fv->set_coalesce_player_changes (false);
 }
 
 void
 TimingPanel::play_length_changed ()
 {
        DCPTime const play_length = _play_length->get (_parent->film()->video_frame_rate());
+       Suspender::Block bl = _film_content_changed_suspender.block ();
        BOOST_FOREACH (shared_ptr<Content> i, _parent->selected ()) {
                FrameRateChange const frc = _parent->film()->active_frame_rate_change (i->position ());
                i->set_trim_end (
@@ -463,7 +483,22 @@ TimingPanel::play_length_changed ()
 void
 TimingPanel::video_frame_rate_changed ()
 {
-       _set_video_frame_rate->Enable (true);
+       bool enable = true;
+       if (_video_frame_rate->GetValue() == wxT("")) {
+               /* No frame rate has been entered; if the user clicks "set" now it would unset the video
+                  frame rate in the selected content.  This can't be allowed for some content types.
+               */
+               BOOST_FOREACH (shared_ptr<Content> i, _parent->selected()) {
+                       if (
+                               dynamic_pointer_cast<DCPContent>(i) ||
+                               dynamic_pointer_cast<FFmpegContent>(i)
+                               ) {
+                               enable = false;
+                       }
+               }
+       }
+
+       _set_video_frame_rate->Enable (enable);
 }
 
 void
@@ -473,6 +508,7 @@ TimingPanel::set_video_frame_rate ()
        if (_video_frame_rate->GetValue() != wxT("")) {
                fr = locale_convert<double> (wx_to_std (_video_frame_rate->GetValue ()));
        }
+       Suspender::Block bl = _film_content_changed_suspender.block ();
        BOOST_FOREACH (shared_ptr<Content> i, _parent->selected ()) {
                if (fr) {
                        i->set_video_frame_rate (*fr);
@@ -527,11 +563,11 @@ TimingPanel::trim_start_to_playhead_clicked ()
                }
        }
 
+       fv->set_coalesce_player_changes (false);
+
        if (new_ph) {
                fv->seek (new_ph.get(), true);
        }
-
-       fv->set_coalesce_player_changes (false);
 }
 
 void
@@ -547,7 +583,7 @@ TimingPanel::trim_end_to_playhead_clicked ()
        BOOST_FOREACH (shared_ptr<Content> i, _parent->selected ()) {
                if (i->position() < ph && ph < i->end(film)) {
                        FrameRateChange const frc = film->active_frame_rate_change (i->position ());
-                       i->set_trim_end (ContentTime(i->position() + i->full_length(film) - ph - DCPTime::from_frames(1, frc.dcp), frc) - i->trim_start());
+                       i->set_trim_end (ContentTime(i->position() + i->full_length(film) - ph, frc) - i->trim_start());
                }
        }
 }